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V4L/DVB (10134): v4l2 doc: set v4l2_dev instead of parent. 

Update the documentation now that the v4l2_dev field is in.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2008-12-23 12:17:23 -03:00 committed by Mauro Carvalho Chehab
parent 50a2a8b35e
commit dfa9a5ae67
1 changed files with 2 additions and 4 deletions
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6
Documentation/video4linux/v4l2-framework.txt
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@ -390,8 +390,7 @@ allocated memory.
You should also set these fields: You should also set these fields:
- parent: set to the parent device (same device as was used to register - v4l2_dev: set to the v4l2_device parent device.
v4l2_device).
- name: set to something descriptive and unique. - name: set to something descriptive and unique.
- fops: set to the file_operations struct. - fops: set to the file_operations struct.
- ioctl_ops: if you use the v4l2_ioctl_ops to simplify ioctl maintenance - ioctl_ops: if you use the v4l2_ioctl_ops to simplify ioctl maintenance
@ -516,5 +515,4 @@ void *video_drvdata(struct file *file);
You can go from a video_device struct to the v4l2_device struct using: You can go from a video_device struct to the v4l2_device struct using:
struct v4l2_device *v4l2_dev = dev_get_drvdata(vdev->parent); struct v4l2_device *v4l2_dev = vdev->v4l2_dev;